Home / 111,300.40-153,594.25-60,314.55

Finding the Fourth Proportional to 111,300.40, 153,594.25 and 60,314.55

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Solution

The fourth proportional to 111,300.40, 153,594.25 and 60,314.55 is: 83,233.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,300.40 : 153,594.25 = 60,314.55 : x
  2. Step 2: Convert to fraction form
    111,300.40/153,594.25 = 60,314.55/x
  3. Step 3: Cross multiply
    111,300.40x = 153,594.25 × 60,314.55
  4. Step 4: Simplify right side
    111,300.40x = 9,263,968,071.34
  5. Step 5: Solve for x
    x = 9,263,968,071.34/111,300.40
  6. Step 6: Final answer
    x = 83,233.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.